Pulse & Direction - Omron CJ1W-CT021 Operation Manual

Input Signal Types
3-3-3 Pulse & Direction
Count pulse
Direction control:
High = Increment
Low = Decrement
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In this configuration, count pulses are applied to input A. The direction of counting
is controlled by the level of the signal applied to input B. If input B is high, the
Counter increments on the rising edges of input A. If input B is low, the Counter
decrements on the rising edges of input A.
1
Note For Counter Reset options refer to 3-6 "Reset Signals".
Incremental encoder
or other pulse
generator
Sensor or
switch
2 3 2
Counter
Input A
Count pulse
Input B
Input Z
Direction
control
1 2
Section 3-3
3